Table 10.2 Observations and Recommendations during Site Audits

Parameters	Date	Observations and Recommendations	Follow-up
Contract No.: ND/2019/01
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Contract No.: ND/2019/02
Water Quality	08/10/2025	Drainage system should be well maintained to avoid surface runoff exceeds site boundary at CH1680.	Item was remarked as 251015-R01. Follow-up action is needed to be reviewed.
	15/10/2025		Improvement/Rectification was observed during follow-up audit session on 22 October 2025.
	30/09/2025	Used bentonite slurries should be collected and stored properly.	Item was remarked as 251008-R03. Follow-up action is needed to be reviewed.
	08/10/2025		Improvement/Rectification was observed during follow-up audit session on 15 October 2025.
Ecology	30/09/2025	Silt curtain should be maintained properly and regularly.	Item was remarked as 251008-R03. Follow-up action is needed to be reviewed.
	08/10/2025		Item was remarked as 251015-R02. Follow-up action is needed to be reviewed.
	15/10/2025		Item was remarked as 251022-R01. Follow-up action is needed to be reviewed.
	22/10/2025		Item was remarked as 251028-R01. Follow-up action is needed to be reviewed.
	28/10/2025		Follow-up action is needed to be reported in the following month.
Waste/Chemical Management	30/09/2025	Drip tray for chemical/fuel containers at CH1680 should be provided.	Improvement/Rectification was observed during follow-up audit session on 8 October 2025.
Contract No.: ND/2019/04
Water Quality	02/10/2025	Sand bag bunds should be supplemented to avoid surface runoff entering Ng Tung River.	Item was remarked as 251009-R01. Follow-up action is needed to be reviewed.
	09/10/2025		Improvement/Rectification was observed during follow-up audit session on 16 October 2025.
Waste / Chemical Management	02/10/2025	General refuse should be disposed of regularly and properly.	Improvement/Rectification was observed during follow-up audit session on 9 October 2025.
	09/10/2025	General refuse should be disposed of regularly and properly.	Improvement/Rectification was observed during follow-up audit session on 16 October 2025.
Air Quality	09/10/2025	Stockpile of dusty material should be covered by impervious sheeting properly or water-sprayed regularly as dust suppression.	Item was remarked as 251016-R01. Follow-up action is needed to be reviewed.
	16/10/2025		Item was remarked as 251021-R01. Follow-up action is needed to be reviewed.
	21/10/2025		Item was remarked as 251030-R01. Follow-up action is needed to be reviewed.
	30/10/2025		Follow-up action is needed to be reported in the following month.
	21/10/2025	Dust suppression measures should be enhanced.	Improvement/Rectification was observed during follow-up audit session on 30 October 2025.
Ecology	02/10/2025	2m high dull green barrier along the 10m buffer zone should be erected and maintained properly.	Improvement/Rectification was observed during follow-up audit session on 9 October 2025.
	16/10/2025	2m high dull green barrier along the 10m buffer zone should be erected and maintained properly.	Item was remarked as 251021-R02. Follow-up action is needed to be reviewed.
	21/10/2025		Improvement/Rectification was observed during follow-up audit session on 30 October 2025.
Contract No.: ND/2019/05
Waste/Chemical Management	20/10/2025	Drip tray for chemical/fuel containers should be provided.	Improvement/Rectification was observed during follow-up audit session on 28 October 2025.
Air Quality	06/10/2025	Stockpile of dusty material should be covered by impervious sheeting properly.	Improvement/Rectification was observed during follow-up audit session on 13 October 2025.
	20/10/2025	NRMM labels on the regulated machines should be displayed properly.	Improvement/Rectification was observed during follow-up audit session on 28 October 2025.
Contract No.: ND/2019/07
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